U211B中文资料Phase Control IC with Overload Limitation for Tacho Applications数据手册Microchip规格书

描述 Description

The integrated circuit U211B is designed as a phase-control circuit in bipolar technology with an internal frequency-to-voltage converter. The device includes an internal control amplifier which means it can be used for speed-regulated motor applications.
Amongst others, the device features integrated load limitation, tacho monitoring and soft-start functions, to realize sophisticated motor control systems.

特性 Features

• Internal Frequency-to-voltage Converter
• Externally Controlled Integrated Amplifier
• Overload Limitation with “Fold Back” Characteristic
• Optimized Soft-start Function
• Tacho Monitoring for Shorted and Open Loop
• Automatic Retriggering Switchable
• Triggering Pulse Typically 155 mA
• Voltage and Current Synchronization
• Internal Supply-voltage Monitoring
• Temperature Reference Source
• Current Requirement ≤ 3 mA

简介

U211B属于集成电路（IC）的电机驱动器控制器。由制造生产的U211B电机驱动器，控制器产品属于电机驱动器和控制器电源管理集成电路 (PMIC) 系列，可用于控制或操作从某电源施加到电机或相关机电执行器的电源。所实现的具体功能和特性集根据预期负载和预期应用的特性有很大差异，范围从用于有刷电机的简单开环速度控制到基于步进电机的高级闭环运动控制。